cryptic

I have a few things that need a new home as mine is overflowing!! All prices include shipping and PP fees. Neptune DoS w/ 1-link cable - SOLD GEO Cryptic Reactor (perfect condition) - SOLD Please PM if interested. Thanks!

A few years ago, one of GEO's customer's ordered TBS Live Rock Rubble as media for his GEO CBR (cryptic biological reactor). He was amazed with the results. Who else out there is doing the same. Please share if you have a cryptic reactor running and what media you use. Rock on. @geo

Hi there, thanks for taking a look at my build thread, your comments and suggestions are welcome. I studied biology and design (long story) and the last aquarium I built was a reef Berlin style system with a lot of DIY parts, including a HQI parking flood light, bare T5 balasts and the ensuite...

I've been doing some research on using cryptic zones in place of a skimmer and I'm curious how nutrient export actually happens. Obviously, with a skimmer we physically dump the waste down the drain. With a cryptic zone, sponges and other critters eat the dissolved organics, but nothing is...